Fix Labeler (#347)

* add files

* change name

* remove spaces

Author: rflamary

.github/workflows/labeler.yml

@@ -3,7 +3,8 @@ name: "Pull Request Labeler"
 on:  # yamllint disable-line rule:truthy
   pull_request_target:
     branches:
-      - 'master'
+      - 'main'
+
 jobs:
   labeler:
     permissions: